The word Israel appears 70 times in the New Testament and 68 of 70 times it is clearly speaking of the Jewish people or the land of Israel. Only 2 times could it possibly be understood to mean anything else (That is if you want it to mean something else)...
"Eat my flesh and drink my blood" Communion and The Day Of The Lord
There is a day coming in which final justice will burst forth into the earth. The pictures that we are given of this last day are astonishing; they are vivid, some are violent, they are terrible and they are great. There is this theme of judgment throughout the Bible; in fact, judgment is the backdrop upon which the gospel is drawn...